10 20 30 40 50 ACAACCACCAUCGUGCG----| UG A UUU GUACU AAGAA UGGUUUACCGUCCCACAUACAU \ UAUGG UUCUU GCCAAAUGGCAGGGUGUAUGUA C UCCAAACCUACCGACCCGACC^ -- C UAA 110 100 90 80 70 60